Question

dud adj.无价值的n.哑弹；无用的人或物（复数）duds: 衣服；个人物品. (1) 你怎么能指望我们用这些你给的烂设备来完成工作呢？(2) 昨天的军事演习，甲方放了一个哑炮。(3) 新经理完全是个废物。(4) 整个计划到头来完全失败了。(5) 盒子里的烟火有两个是坏的。 When a bomb fails to explode, it's a dud. A long-planned surprise party that fails miserably when the guest of honor doesn't show up is another kind of dud. You can also refer to a person as a dud, if he's an utter failure or a complete flop: "The lead actor was a total dud. He couldn't really sing or dance and he seemed nervous." In the 1800s, a dud was "a person in ragged clothing," from dudde, "cloak or mantle."

Accepted Answer

英 [dʌd] 美 [dʌd] (1) How can we be expected to carry out our jobs with the dud equipment you gave us?(2) During yesterday's sham battle, party A fired a dud.(3) The new manager is a complete dud.(4) The whole plan turned out to be a dud.(5) Two of the fireworks in the box were duds. Something that doesn't work the way it's supposed to is a dud. A bomb or firework that doesn't explode is one kind of dud. A bad blind date is another kind. 1[ADJ 形容词]不中用的；失灵的；出故障的 Dud means not working properly or not successful.   [ADJ n]  [INFORMAL 非正式]He replaced a dud valve.他换掉了坏阀门。Dud is also a noun.The mine was a dud.矿井废弃了。

英语单词	dud
英美音标	英 [dʌd] 美 [dʌd]
中文释义	adj.无价值的 n.哑弹；无用的人或物（复数）duds: 衣服；个人物品.
英语例句	(1) How can we be expected to carry out our jobs with the dud equipment you gave us? (2) During yesterday's sham battle, party A fired a dud. (3) The new manager is a complete dud. (4) The whole plan turned out to be a dud. (5) Two of the fireworks in the box were duds.
中文例句	(1) 你怎么能指望我们用这些你给的烂设备来完成工作呢？ (2) 昨天的军事演习，甲方放了一个哑炮。 (3) 新经理完全是个废物。 (4) 整个计划到头来完全失败了。 (5) 盒子里的烟火有两个是坏的。
vocabulary简明	Something that doesn't work the way it's supposed to is a dud. A bomb or firework that doesn't explode is one kind of dud. A bad blind date is another kind.
vocabulary扩展	When a bomb fails to explode, it's a dud. A long-planned surprise party that fails miserably when the guest of honor doesn't show up is another kind of dud. You can also refer to a person as a dud, if he's an utter failure or a complete flop: "The lead actor was a total dud. He couldn't really sing or dance and he seemed nervous." In the 1800s, a dud was "a person in ragged clothing," from dudde, "cloak or mantle."
柯林斯解释	1 [ADJ 形容词]不中用的；失灵的；出故障的 Dud means not working properly or not successful. [ADJ n] [INFORMAL 非正式] He replaced a dud valve. 他换掉了坏阀门。 Dud is also a noun. The mine was a dud. 矿井废弃了。

Dud Party Complete Bomb Kind Fails Person 英